VAMO spring for batterycap. Hotspring has Improvedcondution and should improve the battery lifetime (better battery draining) and decrease the heatproduction when using VAMO on high wattage configurations.

Batterycap hotspring is a special order for people who bought VAMO from different manufacturer with bad and fragile springs. But could also be use to improve the conduction in your NonSmokers's VAMOkit.